How to resolve 'CMOS Checksum Failure' on NEC Server?
- LLinda PhelpsAug 21, 2025
If you're getting a 'CMOS Checksum Failure' error on your NEC Server, execute SETUP to correct the setting.
How to resolve 'CMOS Checksum Failure' on NEC Server?
If you're getting a 'CMOS Checksum Failure' error on your NEC Server, execute SETUP to correct the setting.
What to do if NEC Server system cannot be operated?
If the NEC Server system cannot be operated for some reason, use Recovery Console to restore the system.
What to do if access is denied in NEC Server Recovery Console?
If an 'Access is denied' message appears in Recovery Console, it means the local security settings are not configured correctly. To resolve this, enable the Security Setting 'Recovery console: Allow floppy copy and access to all drives and all folders'.
Why PROSet II does not start after NEC Express 5800 Server system update?
If PROSet II doesn't start after updating the NEC Server system, it may be because the update was performed without rebooting after breaking dual LAN configuration and uninstalling PROSet II. To fix this, install PROSet II again by running c:\pnpdrvrs\procomp /proset /s from the command prompt.
What to do if files on the hard disk cannot be updated on the NEC Express 5800 Recovery Console?
If files on the hard disk cannot be updated on the Recovery Console, it's because these settings were not configured before using Recovery Console. Enable the Security Setting for 'Recovery console: Allow floppy copy and access to all drives and all folders' in Local Security Policy.
What to do if dynamic disk cannot be written from NEC Express 5800 Server Recovery Console?
If a dynamic disk cannot be written from Recovery Console due to default settings, set AllowRemovableMedia to TRUE.
What to do if dynamic disk can’t be updated after the NEC Express 5800 Recovery Console settings are not applied?
If the dynamic disk can’t be updated after the Recovery Console settings are not applied, set AllowRemovableMedia to TRUE before using the Recovery Console.
What to do if press F5 and F6 keys are not displayed when starting NEC Express 5800 Server Recovery Console?
If the 'Press F5 and F6 keys' are not displayed when starting Recovery Console, immediately press F5 and F6 when 'Press F6 if you need to install a third party SCSI or RAID driver...' is displayed.
How to fix 'Date/Time not set' on NEC Server?
To resolve the 'Date/Time not set' error on your NEC Server, activate the BIOS SETUP utility to set the date and time.
What to do if NEC Server shows 'Insert Key Pressed'?
If you encounter the 'Insert Key Pressed' error on your NEC Server, first release the key that is pressed. Then, try reconnecting the keyboard to ensure it is properly connected.
Federal communication commission radio frequency interference statement.
Statement regarding Class A product and domestic environment interference.
Classification as CLASS 1 LASER PRODUCT and label location.
Information on UL Listed label and CE label for exported equipment.
Classification of equipment and software under Foreign Exchange and Foreign Trade Act.
General precautions for safe server use, including warnings about critical applications.
Definitions for hazard, prohibited action, and mandatory action symbols.
Notes on server installation, including rack mounting and environmental considerations.
Instructions for connecting interface cables and power cords, emphasizing safety.
Steps for unmounting the server from the rack and relocating it safely.
Explanation of text conventions used in the guide, including IMPORTANT and NOTE.
Guidance on finding information quickly within the manual's structure.
Overview of server features including high performance, reliability, and expandability.
Details on the differences and configurations of A1080a-S, A1040a, A1080a-D, and A1080a-E models.
Description of server management functions, including hardware and software components.
Configuration of various server operation modes like DVD/USB, Power, and Maintenance.
Settings related to OS, Boot, Memory, Processor, I/O, Stall Monitoring, Fault Handling, Security, and Other.
Identification and description of server components including external and internal views.
Procedures for installing the server in a rack and connecting peripherals.
Describes basic server operations like power-on, booting, and handling DVDs.
Information on installing or removing internal optional devices and notes on their usage.
Functions for controlling server power, checking system status, and setting networks.
Guide to setting the Basic Input Output System (BIOS) for server configuration.
Procedures for using internal hard disk drives as a RAID system.
Control and monitoring of the server from a remote location via web browser.
Remote operation and status check of the management server, even when OS is not running.
Procedures for resetting the server and clearing internal memory (CMOS).
Introduction to bundled software, utilities, online documents, and drivers on the EXPRESSBUILDER.
Description of the setup tool for server maintenance and installation.
Introduction to software bundled for installation on the server, including OS and utilities.
Description of software bundled for management PC for server monitoring and management.
Checking points for daily use, file management, and server cleaning.
Guidance on identifying and resolving server failures, including error messages and LED indications.
Procedures for using the dedicated diagnostic utility for the server.
Procedures and cautions for relocating or storing the server safely.
Detailed specifications for Intel® Xeon® E7-8800/4800 processors.
Detailed specifications for Intel® Xeon® Processor 7500 series.
List of error numbers and their descriptions for system diagnostics.
Descriptions of API status codes (ATA Command and ATA IO).
Descriptions of SCSI Target status codes.
Descriptions of SCSI Host status codes.
Descriptions of SCSI Driver status codes.
List of sense codes (KEY/ASC/ASCQ) and their descriptions.
Table detailing BIOS settings for Windows, Linux, and VMware OS.
License agreement terms and conditions for copying, distribution, and modification.